Filter via number. Wildcards supported. eg. number=123% will return all phone numbers with numbers beginning with 123 ( eg. for searching area code ). Do not use quotations like number="123%".

Filter via extension. Wildcards supported. eg. extension=2% will return all phone numbers with extensions beginning with 2. Do not use quotations like extension="2%".

Filter via phone_type. Wildcards supported. eg. phone_type=cell% will return all phone numbers with a phone_type starting with "cell" like "Cell Phone" and "Cellular Device". Do not use quotations like phone_type="cell%".

Filter via phone_carrier. Wildcards supported. eg. phone_carrier=Ver% will return all phone numbers with carriers like "Verizon" and "Veriphone". Do not use quotations like phone_carrier="Ver%".

Order results by a field name. Prefix with - for descending order. eg. order_by=mod_date for ascending or order_by=-mod_date for descending. Must be a valid field on the resource; an invalid field returns a 400 error.

Filter via raw phone number (unformatted). Wildcards supported. e.g. raw_number=B% will return all records beginning with 'B'. Do not use quotations like raw_number="B%".

Filter via phone number description. Wildcards supported. e.g. description=B% will return all records beginning with 'B'. Do not use quotations like description="B%".