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Keystone, Oklahoma
Area Codes
918
Map of Keystone
Local time
Prefixes
Map of
Keystone
Local time –
1 timezone
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Eastern timezone
Prefixes –
1 codes
Prefix
Type
Location
Carrier
Assigned
(918) 243
Landline
Keystone
Cimarron Tel. Co.
-
Area Codes by Number
2XX
3XX
4XX
5XX
6XX
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201
New Jersey
202
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203
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204
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205
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206
Washington
207
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208
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209
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210
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211
Community information, referral... [N11 code]
212
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213
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214
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215
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216
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217
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218
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219
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220
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223
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224
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225
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226
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228
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229
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231
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234
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236
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239
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240
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242
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246
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248
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249
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250
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251
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252
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253
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254
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256
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260
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262
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264
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267
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268
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269
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270
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272
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276
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279
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281
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284
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289
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301
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302
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303
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304
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305
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306
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307
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308
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309
Illinois
310
California
311
Non-emergency police, municipal... [N11 code]
312
Illinois
313
Michigan
314
Missouri
315
New York
316
Kansas
317
Indiana
318
Louisiana
319
Iowa
320
Minnesota
321
Florida
323
California
325
Texas
326
Ohio
330
Ohio
331
Illinois
332
New York
334
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336
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337
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339
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340
US Virgin Islands
341
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343
Ontario
345
Cayman Islands
346
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347
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351
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352
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360
Washington
361
Texas
364
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365
Ontario
367
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380
Ohio
385
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386
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401
Rhode Island
402
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403
Alberta
404
Georgia
405
Oklahoma
406
Montana
407
Florida
408
California
409
Texas
410
Maryland
411
Local directory assistance... [N11 code]
412
Pennsylvania
413
Massachusetts
414
Wisconsin
415
California
416
Ontario
417
Missouri
418
Quebec
419
Ohio
423
Tennessee
424
California
425
Washington
430
Texas
431
Manitoba
432
Texas
434
Virginia
435
Utah
437
Ontario
438
Quebec
440
Ohio
441
Bermuda
442
California
443
Maryland
445
Pennsylvania
447
Illinois
448
Florida
450
Quebec
458
Oregon
463
Indiana
469
Texas
470
Georgia
473
Grenada
475
Connecticut
478
Georgia
479
Arkansas
480
Arizona
484
Pennsylvania
500
Non-Geographic Services [service]
501
Arkansas
502
Kentucky
503
Oregon
504
Louisiana
505
New Mexico
506
New Brunswick
507
Minnesota
508
Massachusetts
509
Washington
510
California
511
Traffic, transportation information... [N11 code]
512
Texas
513
Ohio
514
Quebec
515
Iowa
516
New York
517
Michigan
518
New York
519
Ontario
520
Arizona
521
Non-Geographic Services [service]
522
Non-Geographic Services [service]
523
Non-Geographic Services [service]
524
Non-Geographic Services [service]
525
Non-Geographic Services [service]
526
Non-Geographic Services [service]
530
California
531
Nebraska
533
Non-Geographic Services [service]
534
Wisconsin
539
Oklahoma
540
Virginia
541
Oregon
544
Non-Geographic Services [service]
548
Ontario
551
New Jersey
559
California
561
Florida
562
California
563
Iowa
564
Washington
566
Non-Geographic Services [service]
567
Ohio
570
Pennsylvania
571
Virginia
572
Oklahoma
573
Missouri
574
Indiana
575
New Mexico
577
Non-Geographic Services [service]
579
Quebec
580
Oklahoma
581
Quebec
582
Pennsylvania
585
New York
586
Michigan
587
Alberta
588
Non-Geographic Services [service]
600
Canadian Non-Geographic Tariffed Services [service]
601
Mississippi
602
Arizona
603
New Hampshire
604
British Columbia
605
South Dakota
606
Kentucky
607
New York
608
Wisconsin
609
New Jersey
610
Pennsylvania
611
Telephone customer repair... [N11 code]
612
Minnesota
613
Ontario
614
Ohio
615
Tennessee
616
Michigan
617
Massachusetts
618
Illinois
619
California
620
Kansas
622
Canadian Non-Geographic Services [service]
623
Arizona
626
California
628
California
629
Tennessee
630
Illinois
631
New York
636
Missouri
639
Saskatchewan
640
New Jersey
641
Iowa
646
New York
647
Ontario
649
Turks and Caicos Islands
650
California
651
Minnesota
657
California
658
Jamaica
659
Alabama
660
Missouri
661
California
662
Mississippi
664
Montserrat
667
Maryland
669
California
670
Northern Mariana Islands
671
Guam
672
British Columbia
678
Georgia
680
New York
681
West Virginia
682
Texas
684
American Samoa
689
Florida
700
Interexchange Carrier Services [service]
701
North Dakota
702
Nevada
703
Virginia
704
North Carolina
705
Ontario
706
Georgia
707
California
708
Illinois
709
Newfoundland and Labrador
710
US Government [service]
711
TDD and Relay... [N11 code]
712
Iowa
713
Texas
714
California
715
Wisconsin
716
New York
717
Pennsylvania
718
New York
719
Colorado
720
Colorado
721
Sint Maarten
724
Pennsylvania
725
Nevada
726
Texas
727
Florida
731
Tennessee
732
New Jersey
734
Michigan
737
Texas
740
Ohio
743
North Carolina
747
California
754
Florida
757
Virginia
758
St. Lucia
760
California
762
Georgia
763
Minnesota
765
Indiana
767
Dominican Republic
769
Mississippi
770
Georgia
772
Florida
773
Illinois
774
Massachusetts
775
Nevada
778
British Columbia
779
Illinois
780
Alberta
781
Massachusetts
782
Nova Scotia and Prince Edward Island
784
St. Vincent and Grenadines
785
Kansas
786
Florida
787
Puerto Rico
800
Toll-free [service]
801
Utah
802
Vermont
803
South Carolina
804
Virginia
805
California
806
Texas
807
Ontario
808
Hawaii
809
Dominican Republic
810
Michigan
811
Underground public utility... [N11 code]
812
Indiana
813
Florida
814
Pennsylvania
815
Illinois
816
Missouri
817
Texas
818
California
819
Quebec
820
California
825
Alberta
828
North Carolina
829
Dominican Republic
830
Texas
831
California
832
Texas
833
Toll-free [service]
838
New York
839
South Carolina
840
California
843
South Carolina
844
Toll-free [service]
845
New York
847
Illinois
848
New Jersey
849
Dominican Republic
850
Florida
854
South Carolina
855
Toll-free [service]
856
New Jersey
857
Massachusetts
858
California
859
Kentucky
860
Connecticut
862
New Jersey
863
Florida
864
South Carolina
865
Tennessee
866
Toll-free [service]
867
Northwest Territories, Nunavut, and Yukon
868
Trinidad and Tobago
869
St. Kitts and Nevis
870
Arkansas
872
Illinois
873
Quebec
876
Jamaica
877
Toll-free [service]
878
Pennsylvania
888
Toll-free [service]
900
Premium Services [service]
901
Tennessee
902
Nova Scotia and Prince Edward Island
903
Texas
904
Florida
905
Ontario
906
Michigan
907
Alaska
908
New Jersey
909
California
910
North Carolina
911
Emergency services [N11 code]
912
Georgia
913
Kansas
914
New York
915
Texas
916
California
917
New York
918
Oklahoma
919
North Carolina
920
Wisconsin
925
California
928
Arizona
929
New York
930
Indiana
931
Tennessee
934
New York
936
Texas
937
Ohio
938
Alabama
939
Puerto Rico
940
Texas
941
Florida
945
Texas
947
Michigan
949
California
951
California
952
Minnesota
954
Florida
956
Texas
959
Connecticut
970
Colorado
971
Oregon
972
Texas
973
New Jersey
978
Massachusetts
979
Texas
980
North Carolina
984
North Carolina
985
Louisiana
986
Idaho
989
Michigan
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