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Area codes that require 10-digit dialing

Learn which states require 7-digit, 10-digit, and 1+10-digit dialing for outgoing calls.

ArticleINSTRUCTIONS & INFO

Dial the correct number of digits for your area

What you should know

  • New area codes are constantly being added, which may affect the way that you make your outgoing phone calls.
  • Depending on where you live, you may need to use a 10-digit number instead of a 7-digit number to make local calls. 
  • Remember to update stored telephone numbers for services such as call forwarding, call screening, and call blocking to include the area code and telephone number.

States and area codes that require 10-digit dialing
  • Alabama - 205, 256, 659, 938
  • California - 310, 341, 408, 424, 442, 510, 657, 669, 714, 760, 818, 909
  • Florida - 305, 321, 407, 448, 754, 786, 850, 954
  • Georgia - 404, 470, 678, 706, 762, 770
  • Illinois - 217, 224, 312, 331, 447, 630, 773, 779, 815, 847, 872
  • Kentucky - 270, 364
  • Michigan - 248, 947
  • Mississippi - 601, 769
  • North Carolina - 704, 919, 980, 984
  • Ohio - 234, 330, 380, 419, 567, 614
  • Oklahoma - 405, 539, 918
  • Pennsylvania - 445, 814
  • South Carolina – 834, 854
  • Texas – 210, 214, 281, 430, 469, 512, 682, 713, 726, 737, 817, 832, 903, 945, 972
  • Wisconsin - 534, 715
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