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This function returns all zip codes and associated city information for a selected telephone area code.
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This function asks for an Area Code
The reply lists, in reverse date sequence, all the changing area codes by exchange for all of the
splits affecting the entered area code
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This function lists all Area Codes numerically, and includes any split, combination, overlay, or jeopardy information for related area codes
Jeopardy, in this context, indicates an area code which is in danger of running out of 3 digit assignable Exchange Codes. It can be expected that split, combination, or overlay activity will happen in the near future.
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This function lists all Area Codes for a selected state numerically, and includes any split, combination, overlay, or jeopardy information for related area codes
Jeopardy, in this context, indicates an area code which is in danger of running out of 3 digit assignable Exchange Codes. It can be expected that split, combination, or overlay activity will happen in the near future.
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This function lists information about an Area Code, and includes any split, combination, overlay, or jeopardy information for related area codes
Jeopardy, in this context, indicates an area code which is in danger of running out of 3 digit assignable Exchange Codes. It can be expected that split, combination, or overlay activity will happen in the near future.
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This function lists Area Code changes by year, and includes any split, combination, overlay, or jeopardy information for related area codes
Jeopardy, in this context, indicates an area code which is in danger of running out of 3 digit assignable Exchange Codes. It can be expected that split, combination, or overlay activity will happen in the near future.
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