Castro Valley High School Alumni

Castro Valley, California (CA)

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Colleen Callahan-costa

Castro Valley High School
Class of 1975

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COLLEEN'S PROFILE

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Colleen Callahan-costa - Class of 1975 - Castro Valley High School
First Name Colleen
Last Name Callahan-costa
Graduation Year Class of 1975
Gender Female
Current Location Hayward
Hometown Hayward, California
Relationship Status Married
Colleen Callahan-costa - Class of 1975 - Castro Valley High School

Class of 1975 Alumni

→ Reunite with 60 class of 1975 alumni that have joined.

David Zinn

David Zinn
Class of 1968

Nick Datt

Nick Datt
Class of 1996

Jeff Neisse

Jeff Neisse
Class of 1983

Jeff M.

Jeff M.
Class of 1989

Maria Villanueva

Maria Villanueva
Class of 2005

Eric Burns

Eric Burns
Class of 1985

Kristine Jensen

Kristine Jensen
Class of 1992

Elly Rhee

Elly Rhee
Class of 2002

Susan Anderson

Susan Anderson
Class of 1959

Kim Konkoleski

Kim Konkoleski
Class of 1992

Mike Reed

Mike Reed
Class of 2000

Jennifer Hudson

Jennifer Hudson
Class of 2008

Robert Padgett

Robert Padgett
Class of 1963

Gail Willerton

Gail Willerton
Class of 1964

Debi Hurtado

Debi Hurtado
Class of 1970

Michelle Rhee

Michelle Rhee
Class of 2004

Donald Poerink

Donald Poerink
Class of 1978

Carol Andredesz

Carol Andredesz
Class of 1994

Recent Class of 1975 Reunions

Plan a Class of 1975 Reunion for Free

Reunion Weekend - Class of 1973 "50 Year Reunion & Alumni Event"

Invited Classes: 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979

Date: Oct 06, 2023

Description: From the Castro Valley High School - Class of 1973 •• REUNION WEEKEND - UPDATES •• Oct 5th First...(read more)

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Class of 1971 50th Reunion

Invited Classes: All Classes

Date: Sep 23, 2021

Description: RSVP: Mail check and dinner preference (fish, veggie, or beef/chicken combo) to Ginger Rolf 14564 Pine Grove Volcano Ro...(read more)

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Class of 1973 - 45 Year Reunion Oct 2018

Invited Classes: All Classes

Date: Oct 27, 2018

Description: individual email on c.com The Time is now - buy your Tickets today!! The Castro Valley High School • Class of 197...(read more)

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CVHS 1973 -Canyon 2 Great High Schools ONE Place 2 Party!

Invited Classes: All Classes

Date: Oct 27, 2018

Description: The Castro Valley High School • Class of 1973 is hosting a Class Reunion gathering combo Halloween Party Weekend! ...(read more)

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Class of 1995

Invited Classes: All Classes

Date: Feb 24, 2015

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CVHS Class of '73 40 Yr & Alumni Brunch

Invited Classes: 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1979

Date: Oct 05, 2013

Description: Classmates, Alumni, Faculty & Friends….. Final Emails are being sent out! Make sure we have a current email ...(read more)

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Class of 97 n r

Invited Classes: All Classes

Date: Jul 21, 2012

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RSVP TODAY - Alumni Reunion

Invited Classes: 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979

Date: Oct 12, 2008

Description: Children: $12.50

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CV '70's Alumni Brunch & Benefit

Invited Classes: 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979

Date: Oct 12, 2008

Description: The Class of 1973 is hosting an Alumni Reunion for the CV 1970's Decade. We'll have a brunch "just like t...(read more)

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