https://api.e4sip.com/numberSearchNPANXX/[NPANXX]/[api_key]/

Get Request:

Asset Description
[NPANXX] NPA-NXX
[api_key] Your .e4SIP API Key

JSON Response:

Asset Description
status REST Response
numbers Data Container
telephoneNumber Data Container
numberID Unique Identifier
tenDigit Ten Digit Number
formattedNumber Formatted Number
e164 E.164 Number Format
npaNxx Phone Number NPA-NXX
status Phone Number Status
rateCenter Data Container
name Town Name
lata LATA – Local Access and Transport Area
state State Abbreviation
NPANXX Search is intended to be used for finding telephone numbers (DIDs) by Numbering Plan Area Code and Central Office code.