50 States, Washington DC

Phonebook of Alabama.cm
Phonebook of Alaska
.cm
Phonebook of Arizona.cm
Phonebook of Arkansas.cm

Phonebook of California
.cm
Phonebook of Colorado.cm
Phonebook of Connecticut.cm

Phonebook of Delaware
.cm
Phonebook of the District of Columbia.cm

Phonebook of Florida.cm
Phonebook of Georgia
.cm
Phonebook of Hawaii.cm

Phonebook of Idaho.cm
Phonebook of Illinois
.cm
Phonebook of Indiana.cm
Phonebook of Iowa.cm

Phonebook of Kansas
.cm
Phonebook of Kentucky.cm
Phonebook of Louisiana.cm

Phonebook of Maine
.cm
Phonebook of Maryland.cm
Phonebook of Massachusetts.cm
Phonebook of Michigan
.cm
Phonebook of Minnesota.cm
Phonebook of Mississippi.cm
Phonebook of Missouri
.cm
Phonebook of Montana.cm

Phonebook of Nebraska.cm
Phonebook of Nevada
.cm

Phonebook of New Hampshire.cm
Phonebook of New Jersey.cm
Phonebook of New Mexico
.cm
Phonebook of New York.cm

Phonebook of North Carolina.cm
Phonebook of North Dakota
.cm

 
Phonebook of Maryland.com Phonebook of Delaware.com Phonebook of the District of Columbia.com Phonebook of Virginia.com Phonebook of New Jersey.com Phonebook of New York.com Phonebook of Connecticut.com Phonebook of Massachusetts.com Phonebook of New Hampshire.com Phonebook of Vermont.com Phonebook of Maine.com Phonebook of West Virginia.com Phonebook of Ohio.com Phonebook of Indiana.com Phonebook of Kentucky.com Phonebook of North Carolina.com Phonebook of Tennessee.com Phonebok of South Carolina.com Phonebook of Florida.com Phonebook of Georgia.com Phonebook of Alabama.com Phonebook of Mississippi.com Phonebook of Louisiana.com Phonebook of Missouri.com Phonebook of Illinois.com Phonebook of Michigan.com Phonebook of Wisconsin.com Phonebook of Texas.com Phonebook of Oklahoma.com Phonebook of Iowa.com Phonebook of Kansas.com Phonebook of Nebraska.com Phonebook of New Mexico.com Phonebook of Arizona.com Phonebook of Colorado.com Phonebook of Utah.com Phonebook of Minnesota.com Phonebook of Nevada.com Phonebook of Wyoming.com Phonebook of South Dakota.com Phonebook of North Dakota.com Phonebook of Idaho.com Phonebook of Montana.com Phonebook of California.com Phonebook of Oregon.com Phonebok of Washington.com

When the direct dial system started in I952
area codes were very simple:
2I2 for New York, 2I3 for LA, 2I4 for Dallas, 2I5 for Pennsylvania,
but today,  there are no more guidelines
areacodes by code: 200 - 300 - 400 - 500 - 600 - 700 - 800 - 900
areacodes by area: A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P
PAR
IS - Q - R - S - T - U - V - W - X - Y - Z