The 787-881 exchange is serviced by the following companies within the SANTANA ratecenter.
PUERTO RICO TELEPHONE CO.
Call are routed trough OCN 3201 and CLLI - SNTNPRRRRS1 (Common Language Location Identifier Code) and Point of Interface (POI) switch which is located in ARECIBO-SANTANA.
Who's number is 787-881 Numbers?