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City Name:Frederick

This is the United States City Name:Frederick Area Code Database page list. You can click the title to browse the detail information.
Region Code: MD
Region Name National Destination Code Sn from Sn to Carrier Name Number Type
Maryland 240 2150000 2150999 TELCOVE OPERAT - MD G
Maryland 240 2151000 2151999 TELCOVE OPERAT - MD G
Maryland 240 2152000 2152999 AT&T LOC - NY G
Maryland 240 2153000 2153999 LEVEL 3 COMM - MD G
Maryland 240 2154000 2154999 LEVEL 3 COMM - MD G
Maryland 240 2155000 2155999 VERIZON WIRELESS-MD M
Maryland 240 2156000 2156999 TELCOVE OPERAT - MD G
Maryland 240 2157000 2157999 VERIZON WIRELESS-MD M
Maryland 240 2158000 2158999 TELCOVE OPERAT - MD G
Maryland 240 2159000 2159999 TELCOVE OPERAT - MD G
Maryland 240 2250000 2259999 CORE COMM - MD G
Maryland 240 2360000 2360999 VERIZON MARYLAND INC G
Maryland 240 2361000 2361999 VERIZON MARYLAND INC G
Maryland 240 2362000 2362999 VERIZON MARYLAND INC G
Maryland 240 2363000 2363999 VERIZON MARYLAND INC G
Maryland 240 2364000 2364999 VERIZON MARYLAND INC G
Maryland 240 2365000 2365999 VERIZON MARYLAND INC G
Maryland 240 2366000 2366999 VERIZON MARYLAND INC G
Maryland 240 2367000 2367999 VERIZON MARYLAND INC G
Maryland 240 2368000 2368999 VERIZON MARYLAND INC G
Maryland 240 2369000 2369999 LEVEL 3 COMM - MD G
Maryland 240 2850000 2850999 VERIZON WIRELESS-MD M
Maryland 240 2851000 2851999 VERIZON WIRELESS-MD M
Maryland 240 2852000 2852999 VERIZON WIRELESS-MD M
Maryland 240 2853000 2853999 VERIZON WIRELESS-MD M
Maryland 240 2854000 2854999 VERIZON WIRELESS-MD M
Maryland 240 2855000 2855999 VERIZON WIRELESS-MD M
Maryland 240 2856000 2856999 VERIZON WIRELESS-MD M
Maryland 240 2857000 2857999 VERIZON WIRELESS-MD M
Maryland 240 2858000 2858999 VERIZON WIRELESS-MD M
Maryland 240 2859000 2859999 BANDWIDTH.COM - MD G
Maryland 240 3150000 3150999 VERIZON MARYLAND INC G
Maryland 240 3151000 3151999 SPRINT SPECTRUM LP M
Maryland 240 3152000 3152999 SPRINT SPECTRUM LP M
Maryland 240 3153000 3153999 VERIZON WIRELESS-MD M
Maryland 240 3154000 3154999 VERIZON WIRELESS-MD M
Maryland 240 3155000 3155999 VERIZON WIRELESS-MD M
Maryland 240 3156000 3156999 VERIZON WIRELESS-MD M
Maryland 240 3157000 3157999 VERIZON WIRELESS-MD M
Maryland 240 3158000 3158999 VERIZON WIRELESS-MD M
Maryland 240 3159000 3159999 VERIZON MARYLAND INC G
Maryland 240 3440000 3440999 NEW CINGULAR WRLS DC M
Maryland 240 3441000 3441999 NEW CINGULAR WRLS DC M
Maryland 240 3442000 3442999 NEW CINGULAR WRLS DC M
Maryland 240 3443000 3443999 NEW CINGULAR WRLS DC M
Maryland 240 3444000 3444999 NEW CINGULAR WRLS DC M
Maryland 240 3445000 3445999 NEW CINGULAR WRLS DC M
Maryland 240 3446000 3446999 NEW CINGULAR WRLS DC M
Maryland 240 3447000 3447999 NEW CINGULAR WRLS DC M
Maryland 240 3448000 3448999 NEW CINGULAR WRLS DC M
Maryland 240 3449000 3449999 NEW CINGULAR WRLS DC M
Maryland 240 3570000 3570999 VERIZON WIRELESS-MD M
Maryland 240 3571000 3571999 VERIZON WIRELESS-MD M
Maryland 240 3572000 3572999 NEW CINGULAR WRLS DC M
Maryland 240 3573000 3573999 VERIZON WIRELESS-MD M
Maryland 240 3574000 3574999 VERIZON WIRELESS-MD M
Maryland 240 3575000 3575999 VERIZON WIRELESS-MD M
Maryland 240 3576000 3576999 VERIZON WIRELESS-MD M
Maryland 240 3577000 3577999 VERIZON WIRELESS-MD M
Maryland 240 3578000 3578999 VERIZON WIRELESS-MD M
Maryland 240 3579000 3579999 TELCOVE OPERAT - MD G
Maryland 240 3670000 3670999 SPRINT SPECTRUM LP M
Maryland 240 3671000 3671999 SPRINT SPECTRUM LP M
Maryland 240 3672000 3672999 OMNIPOINT COMM CAP M
Maryland 240 3673000 3673999 OMNIPOINT COMM CAP M
Maryland 240 3674000 3674999 NEW CINGULAR WRLS DC M
Maryland 240 3675000 3675999 NEW CINGULAR WRLS DC M
Maryland 240 3676000 3676999 SPRINT SPECTRUM LP M
Maryland 240 3677000 3677999 SPRINT SPECTRUM LP M
Maryland 240 3678000 3678999 SPRINT SPECTRUM LP M
Maryland 240 3679000 3679999 BANDWIDTH.COM - MD G
Maryland 240 3790000 3799999 VERIZON MARYLAND INC G
Maryland 240 3970000 3970999 VERIZON WIRELESS-MD M
Maryland 240 3971000 3971999 VERIZON WIRELESS-MD M
Maryland 240 3972000 3972999 US LEC OF MD G
Maryland 240 3973000 3973999 VERIZON WIRELESS-MD M
Maryland 240 3974000 3974999 VERIZON WIRELESS-MD M
Maryland 240 3975000 3975999 BANDWIDTH.COM - MD G
Maryland 240 3976000 3976999 BANDWIDTH.COM - MD G
Maryland 240 3977000 3977999 MCI WORLDCOM COMM MD G
Maryland 240 3978000 3978999 BANDWIDTH.COM - MD G
Maryland 240 3979000 3979999 BANDWIDTH.COM - MD G
Maryland 240 4050000 4050999 SPRINT SPECTRUM LP M
Maryland 240 4051000 4051999 US LEC OF MD G
Maryland 240 4052000 4052999 VERIZON WIRELESS-MD M
Maryland 240 4053000 4053999 SPRINT SPECTRUM LP M
Maryland 240 4054000 4054999 VERIZON WIRELESS-MD M
Maryland 240 4055000 4055999 VERIZON WIRELESS-MD M
Maryland 240 4056000 4056999 VERIZON WIRELESS-MD M
Maryland 240 4057000 4057999 VERIZON WIRELESS-MD M
Maryland 240 4058000 4058999 VERIZON WIRELESS-MD M
Maryland 240 4059000 4059999 VERIZON WIRELESS-MD M
Maryland 240 4090000 4099999 NEW CINGULAR WRLS DC M
Maryland 240 4150000 4150999 YMAX COMMS CORP. MD G
Maryland 240 4151000 4151999 YMAX COMMS CORP. MD G
Maryland 240 4152000 4152999 YMAX COMMS CORP. MD G
Maryland 240 4153000 4153999 YMAX COMMS CORP. MD G
Maryland 240 4154000 4154999 YMAX COMMS CORP. MD G
Maryland 240 4155000 4155999 FIBERNET WV G
Maryland 240 4156000 4156999 LEVEL 3 COMM - MD G