What is zip code extension

How can we help? Search for a topic. ZIP Codes. Share via email. Information Article Number. Customer Information. City names that are abbreviated will frequently be listed as unacceptable because abbreviations are not an acceptable city name format. Not Acceptable or Unacceptable : Means an inadequate city name has been entered or received based on information entered.

Unique : Assigned to a company, government agency, or entity with sufficient mail volume, based on average daily volume of letter size mail received, availability of ZIP Code numbers in the postal area, and USPS cost-benefit analysis. Register your company and authorized users using Customer Registration. Select the media type that you intend to use. Provide complete delivery information for the BRM mailpieces that will be returned.

Submit your request. How can this problem be fixed? For more information about Inkit, contact our sales team , and request the demo. APIs to autocomplete and verify customer addresses, deliver automated and personalized campaigns, and generate paperless documents at scale. Render API documentation.

Solutions Choose the right solution for your business. Product Marketing Engineering. Resources Learn how to get the most out of Inkit. Render Send Verify. Merging dynamic content into PDFs Subscribing to events with webhooks Expiring and deleting documents.

Ready to captivate your customers? Marketing Automation. ZIP Codes in the far west start with a nine 9. The last two digits represent a delivery segment, which might be one floor of an office building, a side of a street, specific departments in an office, or specific Post Office boxes.

Locate a Post Office anywhere in the United States. May 1 More and more companies are requiring it on paperwork and forms.