Information related to Area Code 312 (Mexico)Area, Floor area, Washington metropolitan area, Broca's area, Yauco metropolitan area, Metropolitan area, Area codes 815 and 779, Wernicke's area, Corps area, Area codes 817 and 682, Mayagüez metropolitan area, Ponce metropolitan area, Area codes 704 and 980, Portland metropolitan area, Signed area, Area codes 903 and 430, Area codes 717 and 223, Area codes 978 and 351, Area code 318, Area codes 503 and 971, Cincinnati metropolitan area, Guayama metropolitan area, Area code 505, Area codes 814 and 582, Savannah metropolitan area, Equal-area projection, Area codes 918 and 539, Area codes 570 and 272, Aguadilla metropolitan area, Area codes 919 and 984, Area codes 336 and 743, Area codes 248 and 947, Area codes 916 and 279, Area code 502, Area codes 205 and 659, Area code 404, Area codes 937 and 326, Intercondylar area, Area codes 256 and 938, Area codes 310 and 424, Milwaukee metropolitan area Area codes 705, 249, and 683, Area codes 540 and 826, Area codes 208 and 986, Area codes 315 and 680, Subcallosal area, Area code 912, Area code 216, Area codes 630 and 331, Area code 806, Area codes 850 and 448, Area codes 619 and 858, Area codes 818 and 747, Area codes 678, 470, and 943, Area codes 215, 267, and 445, Area code 604, Rockford metropolitan area, Illinois, Area code 262, Porto metropolitan area, Nashville metropolitan area, Area codes 920 and 274, Chattanooga metropolitan area, Fajardo metropolitan area, Area codes 805 and 820, Area codes 309 and 861, Area codes 510 and 341, Area code 316, Area codes 803 and 839, Catchment area, Area denial weapon, Area codes 213, 323, and 738, Area codes 760 and 442, Area codes 813 and 656, Area codes 408 and 669, Area codes 301, 240, and 227, Area codes 714 and 657, Area codes 816 and 975, Lisbon metropolitan area, Asheville metropolitan area, Area codes 330 and 234, Area codes 210 and 726, Area code 612, Medford metropolitan area, Area codes 706 and 762, Area codes 514, 438, and 263, Columbus metropolitan area, Georgia, Area codes 708 and 464, Area codes 440 and 436, Area codes 781 and 339, Area codes 703 and 571, Surface area Area, Floor area, Washington metropolitan area, Broca's area, Yauco metropolitan area, Metropolitan area, Area codes 815 and 779, Wernicke's area, Corps area, Area codes 817 and 682, Mayagüez metropolitan area, Ponce metropolitan area, Area codes 704 and 980, Portland metropolitan area, Signed area, Area codes 903 and 430, Area codes 717 and 223, Area codes 978 and 351, Area code 318, Area codes 503 and 971, Cincinnati metropolitan area, Guayama metropolitan area, Area code 505, Area codes 814 and 582, Savannah metropolitan area, Equal-area projection, Area codes 918 and 539, Area codes 570 and 272, Aguadilla metropolitan area, Area codes 919 and 984, Area codes 336 and 743, Area codes 248 and 947, Area codes 916 and 279, Area code 502, Area codes 205 and 659, Area code 404, Area codes 937 and 326, Intercondylar area, Area codes 256 and 938, Area codes 310 and 424, Milwaukee metropolitan area, Area codes 705, 249, and 683, Area codes 540 and 826, Area codes 208 and 986, Area codes 315 and 680, Subcallosal area, Area code 912, Area code 216, Area codes 630 and 331, Area code 806, Area codes 850 and 448, Area codes 619 and 858, Area codes 818 and 747, Area codes 678, 470, and 943, Area codes 215, 267, and 445, Area code 604, Rockford metropolitan area, Illinois, Area code 262, Porto metropolitan area, Nashville metropolitan area, Area codes 920 and 274, Chattanooga metropolitan area, Fajardo metropolitan area, Area codes 805 and 820, Area codes 309 and 861, Area codes 510 and 341, Area code 316, Area codes 803 and 839, Catchment area, Area denial weapon, Area codes 213, 323, and 738, Area codes 760 and 442, Area codes 813 and 656, Area codes 408 and 669, Area codes 301, 240, and 227, Area codes 714 and 657, Area codes 816 and 975, Lisbon metropolitan area, Asheville metropolitan area, Area codes 330 and 234, Area codes 210 and 726, Area code 612, Medford metropolitan area, Area codes 706 and 762, Area codes 514, 438, and 263, Columbus metropolitan area, Georgia, Area codes 708 and 464, Area codes 440 and 436, Area codes 781 and 339, Area codes 703 and 571, Surface area, Area codes 847 and 224, Area codes 217 and 447, Area codes 609 and 640, Kokomo, Indiana metropolitan area, Area codes 715 and 534, Area codes 909 and 840, Area code 600, Knoxville metropolitan area, Area codes 518 and 838, Area codes 860 and 959, Area codes 707 and 369, Area codes 209 and 350, Grey area, Mobile metropolitan area, Area codes 601 and 769, Zurich Metropolitan Area, Area codes 702 and 725, Area codes 902 and 782, Memphis metropolitan area, Area codes 415 and 628, Area codes 716 and 624, Area code 724, Area codes 615 and 629, Area codes 304 and 681, Area codes 843 and 854, Elizabethtown metropolitan area, Metropolitan area network, Area code 925, Protected area, Area codes 419 and 567, Area codes 507 and 924, Area of a triangle, Area codes 512 and 737, Area codes 845 and 329, Morristown metropolitan area, Area code 504, Area code 412, Area codes 801 and 385, Area codes 204, 431, and 584, Area code 773, Area codes 202 and 771, Area codes 214, 469, 972, and 945, Area codes 617 and 857, Area codes 306, 639, and 474, Indianapolis metropolitan area, National Heritage Area, Area code 520, Urban area, Restricted military area, Area code 307, Salisbury metropolitan area, Area codes 559 and 357, Phoenix metropolitan area, Munster Training Area, London metropolitan area, Area codes 212, 646, and 332, Area codes 508 and 774, Area codes 614 and 380, Dayton metropolitan area, Domestic tariff area |