It depends on several factors.  Overall a reasonable expectation would be 30-45 days. Documentation between telecommunications carriers, requirements for porting, or security items from the previous carrier can cause a delay if the information is unknown or was established and used by a previous employee of the customer.  The best practice is to have current bills from all carriers and ensure that the customer contact can accessAccess is the method or facility used to enter the LEC or network is the access. There are two types of access services; switched access, and special access. any information from the current carrier working with any of the fax numbers being requested to port to Secure eFax.  Additionally, ensure that LOAs are delivered to all carriers that the customer is receiving bills from for any fax number being requested to port over to Secure eFax.