EXHIBIT 99.1

FOR IMMEDIATE RELEASE - April 4, 2006
-------------------------------------
Tracy, California

Dean Andal Appointed to Service 1st Bancorp Board of Directors

April 4, 2006

Service 1st Bancorp (the "Company", OTCBB: SVCF), parent company for Service 1st
Bank, is pleased to announce the appointment of Dean F. Andal to its board. Mr.
Andal has served as director of Service 1st Bank for the past two years and has
now been appointed to the holding company board.

Mr. Andal is a principal in Gerry N. Kamilos, LLC, a real estate investment
concern, since 2005. Prior to that he served as Director of State and Local Tax,
KPMG, LLP (2003 - 2004). He served as an elected member of California Board of
Equalization (1994 -2002) and was a California Assemblyman (1990 - 1994).

"Mr. Andal has been a delight to work with in our wholly owned subsidiary,
Service 1st Bank, and deserved to be promoted to the holding company board,"
said Chairman John O. Brooks. "He has been studious, attentive, contributing and
he brings a wealth of enthusiasm and knowledge to our board".

Mr. Andal resides in Stockton with his wife and son. He is a graduate of
University of San Diego and currently serves on the Lincoln Unified School
District board.

Any inquiries may be directed to: John O Brooks at jbrooks@service1stbank.com or
by telephone to (209) 820-7953 or to Bryan Hyzdu at bhyzdu@service1stbank.com or
by telephone to (209) 993-2202.


                           Forward-Looking Statements

Certain statements contained herein are forward-looking statements within the
meaning of Section 27A of the Securities Act of 1933 and Section 21E of the
Securities Exchange Act of 1934 that involve risks and uncertainties. Actual
results may differ materially from the results in these forward-looking
statements. Factors that might cause such a difference include, among other
matters, changes in interest rates, economic conditions, governmental regulation
and legislation, credit quality, and competition affecting the Company's
businesses generally; the risk of natural disasters and future catastrophic
events including terrorist related incidents; and other factors discussed in the
Company's Annual Report on Form 10-KSB for the year ended December 31, 2005, and
in reports filed on Form 10-QSB and Form 8-K. The Company does not undertake any
obligation to publicly update or revise any of these forward-looking statements,
whether to reflect new information, future events or otherwise.

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