Us phone area codes Abbreviations and Acronyms

1. 435
   Utah
2. 438
   Quebec
3. 440
   Ohio
4. 440
   Ohio - Northeast
5. 442
   California
6. 443
   Maryland
7. 445
   Pennsylvania
8. 456
   Inbound International
9. 464
   Illinois
10. 464
    Illinois overlay deferred
11. 469
    Texas
12. 475
    Connecticut
13. 478
    Georgia
14. 479
    Arkansas
15. 506
    New Brunswick
16. 514
    Quebec
17. 514
    Quebec - Montreal
18. 520
    Arizona
19. 520
    Arizona - South and Southeast (Tucson)
20. 534
    Wisconsin

Last updated: May 24, 2020 — Total entries: 708