A pager is a wireless telecommunications device that receives and displays numeric or text messages, or receives and announces voice messages. One-way pagers can only receive messages, while response pagers and two-way pagers can also acknowledge, reply to, and originate messages using an internal transmitter.
Other Shipping Options. If you choose to ship via Priority Mail in something other than flat rate packaging, youâll pay a rate based on the weight of the package and the zone you are shipping to. You can use your own packaging or USPS non-flat-rate packaging, but the packages must be clearly marked as Priority Mail.
Priority Mail Express Postage. 1  Priority Mail ExpressÂ® service comes with a money-back guarantee, subject to the standards for this service. 2  You must request a postage (and Sunday or holiday premium fee and/or the 10:30 am delivery fee, as applicable) refund within 30 days of purchase. If your shipment did not arrive on the guaranteed delivery date, you can request a refund. 2  You must make your inquiry within 30 days of the mailing date. 3  Call the Customer Care Center at 1-800-222-1811.