USPS United States Priority Mail  LINK
Good choice for 1 phone, especially for west coast customers. Shipping time is 1-3 days, free boxes hold up to 2 small phones. Print postage on-line Click-N-Ship

UPS Ground  LINK
Good choice in general. Low price and only 1 day for all of New England. See Map for time in transit.

UPS Orange - 3 day 
Good choice for west coast customers, with large packages, who do not want to wait for ground shipping in both directions.